WarmUp1-3

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Geometry Warm-Up Activities 1.0 - 3.0

Warm-Up Activities are designed to activate learning by engaging students and accessing prior knowledge. Warm-Up Activities help transition from one lesson to the next and serve to guide the direction of the current lesson.

1.0 Students demonstrate understanding by identifying and giving examples of undefined terms, axioms, theorems, and inductive and deductive reasoning.

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1
 Warm-Up 1.1
 The Building Blocks of Geometry

2
 Warm-Up 1.2
 Measuring Length

3
 Warm-Up 1.3
 Measuring Angles

4
 Warm-Up 1.4
 Exploring Geometry by Using Paper Folding

5
 Warm-Up 1.5
 Special Points in Triangles

6
 Warm-Up 1.6
 Motion In Geometry

7
 Warm-Up 1.7
 Motion in the Coordinate Plane


2.0 Students write geometric proofs, including proofs by contradiction.

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1
 Warm-Up 2.1
 An Introduction to Proofs

2
 Warm-Up 2.2
 An Introduction to Logic

3
 Warm-Up 2.3
 Definitions

4
 Warm-Up 2.4
 Building a System of Geometry Knowledge

5
 Warm-Up 2.5
 Conjectures that Lead to Theorems

6
 Warm-Up 12.4
 Indirect Proof


3.0 Students construct and judge the validity of a logical argument and give counterexamples to disprove a statement.

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1
 Warm-Up 12.1
 Truth and Validity in Logical Arguments

2
 Warm-Up 12.2
 And, Or, and Not in Logic

3
 Warm-Up 12.3
 A Closer Look at If-Then Statements

4
 Warm-Up 12.4
 Indirect Proof